<template>
    <div class="login_bg">
        <div class="login_adv" style="background-image: url(img/auth_banner.jpg);">
            <div class="login_adv__title">
                <h2>{{ $store.state.system.base.app_name }}<span>{{ $store.state.system.base.app_version }}</span></h2>
                <h4>{{ $t('login.slogan') }}</h4>
                <p>{{ $t('login.describe') }}</p>
                <div>
                    <span>
                        <el-icon><sc-icon-vue /></el-icon>
                    </span>
                    <span>
                        <el-icon class="add"><el-icon-plus /></el-icon>
                    </span>
                    <span>
                        <el-icon><el-icon-eleme-filled /></el-icon>
                    </span>
                </div>
            </div>
            <div class="login_adv__mask"></div>
            <div class="login_adv__bottom">{{ $store.state.system.base.site_copy }}</div>
        </div>
        <div class="login_main">
            <div class="login_config">
                <el-button :icon="isDark ? 'el-icon-sunny' : 'el-icon-moon'" circle type="info"
                    @click="configDark"></el-button>
                <el-dropdown trigger="click" placement="bottom-end" @command="configLang">
                    <el-button circle>
                        <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 512 512">
                            <path d="M478.33 433.6l-90-218a22 22 0 0 0-40.67 0l-90 218a22 22 0 1 0 40.67 16.79L316.66 406h102.67l18.33 44.39A22 22 0 0 0 458 464a22 22 0 0 0 20.32-30.4zM334.83 362L368 281.65L401.17 362z" fill="currentColor"></path>
                            <path d="M267.84 342.92a22 22 0 0 0-4.89-30.7c-.2-.15-15-11.13-36.49-34.73c39.65-53.68 62.11-114.75 71.27-143.49H330a22 22 0 0 0 0-44H214V70a22 22 0 0 0-44 0v20H54a22 22 0 0 0 0 44h197.25c-9.52 26.95-27.05 69.5-53.79 108.36c-31.41-41.68-43.08-68.65-43.17-68.87a22 22 0 0 0-40.58 17c.58 1.38 14.55 34.23 52.86 83.93c.92 1.19 1.83 2.35 2.74 3.51c-39.24 44.35-77.74 71.86-93.85 80.74a22 22 0 1 0 21.07 38.63c2.16-1.18 48.6-26.89 101.63-85.59c22.52 24.08 38 35.44 38.93 36.1a22 22 0 0 0 30.75-4.9z" fill="currentColor"></path>
                        </svg>
                    </el-button>
                    <template #dropdown>
                        <el-dropdown-menu>
                            <el-dropdown-item v-for="item in lang" :key="item.value" :command="item.value" :disabled="setLang === item.value" :class="{ 'selected': setLang == item.value }">{{ item.name }}</el-dropdown-item>
                        </el-dropdown-menu>
                    </template>
                </el-dropdown>
            </div>
            <div class="login-form">
                <div class="login-header">
                    <div class="logo">
                        <img alt="LADMIN" :src="siteIcon">
                        <label>{{ $store.state.system.base.login_name }}</label>
                    </div>
                </div>
                <el-tabs>
                    <el-tab-pane :label="$t('login.accountLogin')" lazy>
                        <password-form></password-form>
                    </el-tab-pane>
                    <el-tab-pane v-if="mobileLogin" :label="$t('login.mobileLogin')" lazy>
                        <phone-form></phone-form>
                    </el-tab-pane>
                </el-tabs>
            </div>
        </div>
    </div>
</template>
<script setup>
import { computed, onMounted, watch, inject } from 'vue';
import { useStore } from 'vuex';
import passwordForm from './components/passwordForm.vue';
import phoneForm from './components/phoneForm.vue';

// 注入全局辅助函数工具
const $TOOL = inject('$TOOL');
// 使用 Vuex store
const store = useStore();
// 计算属性：获取站点图标，如果 Vuex store 中没有，则使用默认图标
const siteIcon = computed(() => store.state.system.base.site_icon || 'img/logo.png');
// 计算属性：获取当前设置的语言
const setLang = computed(() => store.state.system.base.app_lang);
// 计算属性：判断是否是暗模式
const isDark = computed(() => store.state.system.base.app_dark === '1');
// 计算属性：判断是否开始手机登陆
const mobileLogin = computed(() => store.state.system.base.mobile_login === '1')
// 语言选项数组
const lang = [
    { name: '简体中文', value: 'zh-cn' },
    { name: 'English', value: 'en-us' },
];
// 切换暗模式的函数
const configDark = () => {
    store.dispatch('SET_DARK_MODE');
};
// 更改语言的函数，调用 Vuex 的 action
const configLang = async (lang) => {
    store.dispatch('SET_LANG', lang);
};
// 监听暗模式变化，更新文档的 class 和本地存储
watch(isDark, (val) => {
    if (val) {
        document.documentElement.classList.add("dark");
        $TOOL.data.set("APP_DARK", val);
    } else {
        document.documentElement.classList.remove("dark");
        $TOOL.data.remove("APP_DARK");
    }
});
// 组件挂载时执行的操作，清理本地存储和 Cookie
onMounted(() => {
    $TOOL.data.remove("APP_LANG");
    $TOOL.data.remove("APP_DARK");
    $TOOL.cookie.remove("TOKEN");
	$TOOL.data.remove("USER_INFO");
	$TOOL.data.remove("MENU");
	$TOOL.data.remove("PERMISSIONS");
	$TOOL.data.remove("DASHBOARDGRID");
	$TOOL.data.remove("grid");
})
</script>
<style scoped>
.login_bg {
    width: 100%;
    height: 100%;
    background: #fff;
    display: flex;
}

.login_adv {
    width: 33.33333%;
    background-color: #555;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    position: relative;
}

.login_adv__title {
    color: #fff;
    padding: 40px;
    position: absolute;
    top: 0px;
    left: 0px;
    right: 0px;
    z-index: 2;
}

.login_adv__title h2 {
    font-size: 40px;
    position: relative;
}

.login_adv__title h2 span {
    position: absolute;
    top: 5px;
    @apply text-xl pl-1;
}

.login_adv__title h4 {
    font-size: 18px;
    margin-top: 10px;
    font-weight: normal;
}

.login_adv__title p {
    font-size: 14px;
    margin-top: 10px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.6);
}

.login_adv__title div {
    margin-top: 10px;
    display: flex;
    align-items: center;
}

.login_adv__title div span {
    margin-right: 15px;
}

.login_adv__title div i {
    font-size: 40px;
}

.login_adv__title div i.add {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.6);
}

.login_adv__bottom {
    position: absolute;
    left: 0px;
    right: 0px;
    bottom: 0px;
    color: #fff;
    padding: 40px;
    background-image: linear-gradient(transparent, #000);
    z-index: 3;
}

.login_adv__mask {
    position: absolute;
    top: 0px;
    left: 0px;
    right: 0px;
    bottom: 0px;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.login_main {
    flex: 1;
    overflow: auto;
    display: flex;
}

.login-form {
    width: 400px;
    margin: auto;
    padding: 20px 0;
}

.login-header {
    margin-bottom: 40px;
}

.login-header .logo {
    display: flex;
    align-items: center;
}

.login-header .logo img {
    width: 40px;
    height: 40px;
    vertical-align: bottom;
    margin-right: 10px;
}

.login-header .logo label {
    font-size: 26px;
    font-weight: bold;
}

.login-oauth {
    display: flex;
    justify-content: space-around;
}

.login-form .el-divider {
    margin-top: 40px;
}

.login-form:deep(.el-tabs) .el-tabs__header {
    margin-bottom: 25px;
}

.login-form:deep(.el-tabs) .el-tabs__header .el-tabs__item {
    font-size: 14px;
}

.login-form:deep(.login-forgot) {
    text-align: right;
}

.login-form:deep(.login-forgot) a {
    color: var(--el-color-primary);
}

.login-form:deep(.login-forgot) a:hover {
    color: var(--el-color-primary-light-3);
}

.login-form:deep(.login-reg) {
    font-size: 14px;
    color: var(--el-text-color-primary);
}

.login-form:deep(.login-reg) a {
    color: var(--el-color-primary);
}

.login-form:deep(.login-reg) a:hover {
    color: var(--el-color-primary-light-3);
}

.login_config {
    position: absolute;
    top: 20px;
    right: 20px;
}

.login-form:deep(.login-msg-yzm) {
    display: flex;
    width: 100%;
}

.login-form:deep(.login-msg-yzm) .el-button {
    margin-left: 10px;
    --el-button-size: 42px;
}

.qrCodeLogin {
    text-align: center;
    position: relative;
    padding: 20px 0;
}

.qrCodeLogin img.qrCode {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
}

.qrCodeLogin p.msg {
    margin-top: 15px;
}

.qrCodeLogin .qrCodeLogin-result {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    text-align: center;
    background: var(--el-mask-color);
}

@media (max-width: 1200px) {
    .login-form {
        width: 340px;
    }
}

@media (max-width: 1000px) {
    .login_main {
        display: block;
    }

    .login_main .login_config {
        position: static;
        padding: 20px 20px 0 20px;
        text-align: right;
    }

    .login-form {
        width: 100%;
        padding: 20px 40px;
    }

    .login_adv {
        display: none;
    }
}</style>